Step 3: Screenshots Default – English JPEG or 24-bit PNG (no alpha). Min length for any side: 320px. Max length for any side: 3840px.At least 2 screenshots are required overall. Max 8 screenshots per type. For your app to be showcased in the ‘Designed for tablets’ list in the Play Store, you need to upload at least one 7-inch and one 10-inch screenshot. Maximum file accepted 10 in one folder.

Now submit the Readme.md similar to the example file linking to your repository.

Don’t forget to add the Table.
Example:
App Name (Hyperlink to executable file) | Repo name (Hyperlink to repo) | description (short description of app in few words) | Choose any licence e.g. MIT (Hyperlink to Licence)| UK (Location)| Name of members (Hyperlink to Github profiles that contributed to the project) |